Featured in Building resilience – 04-2026

Stemming the tide

Managing flood risk at a PV site requires a complex understanding of the surrounding land, local infrastructure, and weather patterns. pv magazine spoke with Hossein Ghoveisi, hydrology lead, and Brett Beattie, director of civil engineering at Castillo Engineering, about how a detailed flood risk assessment at an early stage can help avoid problems later on.

By

Mark Hutchins

02 Apr 2026

Aerial view of a PV system surrounded by forested land.

Without proper analysis of flood risk, water can pose a major hazard to a PV system. | image: Castillo Engineering

Hossein Ghoveise, Hydrology Lead at Castillo Engineering. Image: Castillo Engineering pv magazine: What kind of issues do you see with flooding? Is this something that the industry has not paid enough attention to, even as growth pushes projects to riskier land? Hossein Ghoveisi (HG): Flood risk can change significantly with developments and changing land use. …

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